バージョン

ImageSize プロパティ

タブのテキスト領域にあるイメージのサイズを取得または設定します。
シンタックス
'宣言
 
Public Property ImageSize As Size
public Size ImageSize {get; set;}
解説
ImageList から取得するか、タブの外観の Image プロパティによって指定するかにかかわらず、このサイズよりも小さい画像は中央に配置され、大きい画像は縮小されます。
使用例
Imports Infragistics.Win
Imports Infragistics.Win.UltraWinTabs
Imports Infragistics.Win.UltraWinTabControl

Private Sub InitializeTabControl()

    With Me.ultraTabControl1

        ' Turn of XP themes support to pick up explicit backcolor
        ' setting below
        .SupportThemes = False

        ' Set the default appearance for all tabs
        .Appearance.BackColor = Color.Silver
        .Appearance.BackColor2 = Color.White
        .Appearance.BackGradientStyle = GradientStyle.HorizontalBump
        .Appearance.BackGradientAlignment = GradientAlignment.Client

        ' Set the default appearance for the client area
        ' which does not include the tab header area 
        .ClientAreaAppearance.BackColor = Color.Silver
        .ClientAreaAppearance.BackColor2 = Color.White
        .ClientAreaAppearance.BackGradientStyle = GradientStyle.HorizontalBump
        .ClientAreaAppearance.BackGradientAlignment = GradientAlignment.Client

        ' Set a slightly different apperance for the currect 
        ' 'ActiveTab' (the tab with focus)
        .ActiveTabAppearance.ForeColor = Color.Red

        ' Set a slightly different apperance for the currect 
        ' 'SelectedTab' (the tab whose tab page is currently visible)
        .SelectedTabAppearance.ForeColor = Color.Blue

        ' Set the image background to conform and align with the
        ' form's BackgroundImage 
        .TabHeaderAreaAppearance.ImageBackground = Me.BackgroundImage
        .TabHeaderAreaAppearance.ImageBackgroundOrigin = ImageBackgroundOrigin.Form

        ' Enable hot tracking (tabs hightlight as the mouse passes over them)
        .HotTrack = True
        .HotTrackAppearance.ForeColor = Color.FromArgb(255, 0, 255)


        ' Set AutoSelect on so that if the mouse pauses over
        ' a tab for half a second the tab will be automatically
        ' selected
        .AutoSelect = True
        .AutoSelectDelay = 500

        ' Enable hot tracking (tabs hightlight as the mouse passes over them)
        .HotTrack = True
        .HotTrackAppearance.ForeColor = Color.FromArgb(255, 0, 255)

        ' Allow all tabs but the first tab to be moved
        .AllowTabMoving = True
        .Tabs(0).AllowMoving = DefaultableBoolean.False

        ' Set width constraints (in pixels) on the tabs
        .MinTabWidth = 35
        .MaxTabWidth = 100

        ' Set the NavigationStyle property. This determines what
        ' happens when the user navigates betwen tabs via the
        ' keyboard (i.e. the arrow keys, page up, page down etc.).
        ' This assumes that the TabStop property is true and the
        ' control has focus.
        .NavigationStyle = NavigationStyle.AutoSelect

        ' Specify the image size and also to scale larger
        ' images down to that size but leave smaller images
        ' unchanged. 
        .ImageSize = New Size(16, 16)
        .ScaleImages = ScaleImage.OnlyWhenNeeded

        ' Specify that separators should be shown between buttons.
        ' This is ignored if the Style property is not set to 
        ' StateButtons
        .ShowButtonSeparators = True

        ' Specify that tooltips will be shown when the cursor
        ' is paused over a tab.
        ' Note: Tooltips will only be displayed for tab's whose
        ' 'ToolTipText' property returns a string of at least 1 
        ' character or the Tab's 'Text' is not fully visible
        ' due to size constraints.
        .ShowToolTips = True

        ' Specify the style of the tabs
        .Style = UltraTabControlStyle.StateButtons

        ' Specify the button style. This is ignored if the Style
        ' property is not set to StateButtons
        .TabButtonStyle = UIElementButtonStyle.PopupBorderless

        ' Specify the layout of the tabs. There are various
        ' single-row and multi-row TabLayoutStyle's available
        .TabLayoutStyle = TabLayoutStyle.SingleRowAutoSize

        ' Specify the orientation of the tabs and the text.
        .TabOrientation = TabOrientation.RightTop
        .TextOrientation = TextOrientation.HorizontalPlus90

        ' Specify the size of the tab page.
        ' Note: this will cause the control to be resized
        .TabPageSize = New Size(300, 100)

        ' Specify the default size of each tab.
        ' Note: the width is ignored untless the TabLayoutStyle is
        ' either SingleRowFixed or MultiRowFixed
        .TabSize = New Size(70, 20)

        ' Specify the amount of padding around the text and image
        ' when calcualting the size of the tabs.
        .TabPadding = New Size(3, 3)

        ' Specify whether mnemonics will be supported. If so and
        ' there is an '&' in a tab's text, the following character
        ' will be treated as an accelerator (i.e. the tab will
        ' be activated when the user presses the 'Alt' key and 
        ' that character).
        .UseMnemonics = DefaultableBoolean.True

    End With

End Sub
using System.Diagnostics;
using Infragistics.Win;
using Infragistics.Win.UltraWinTabs;
using Infragistics.Win.UltraWinTabControl;

private void InitializeTabControl()
{
	// Turn of XP themes support to pick up explicit backcolor
	// setting below
	this.ultraTabControl1.SupportThemes = false;

	// Set the default appearance for all tabs
	this.ultraTabControl1.Appearance.BackColor = Color.Silver;
	this.ultraTabControl1.Appearance.BackColor2 = Color.White;
	this.ultraTabControl1.Appearance.BackGradientStyle = GradientStyle.HorizontalBump;
	this.ultraTabControl1.Appearance.BackGradientAlignment = GradientAlignment.Client;

	// Set the default appearance for the client area
	// which does not include the tab header area 
	this.ultraTabControl1.ClientAreaAppearance.BackColor = Color.Silver;
	this.ultraTabControl1.ClientAreaAppearance.BackColor2 = Color.White;
	this.ultraTabControl1.ClientAreaAppearance.BackGradientStyle = GradientStyle.HorizontalBump;
	this.ultraTabControl1.ClientAreaAppearance.BackGradientAlignment = GradientAlignment.Client;

	// Set a slightly different apperance for the currect 
	// 'ActiveTab' (the tab with focus)
	this.ultraTabControl1.ActiveTabAppearance.ForeColor = Color.Red;

	// Set a slightly different apperance for the currect 
	// 'SelectedTab' (the tab whose tab page is currently visible)
	this.ultraTabControl1.SelectedTabAppearance.ForeColor = Color.Blue;

	// Set the image background to conform and align with the
	// form's BackgroundImage 
	this.ultraTabControl1.TabHeaderAreaAppearance.ImageBackground = this.BackgroundImage;
	this.ultraTabControl1.TabHeaderAreaAppearance.ImageBackgroundOrigin = ImageBackgroundOrigin.Form;

	// Set AutoSelect on so that if the mouse pauses over
	// a tab for half a second the tab will be automatically
	// selected
	this.ultraTabControl1.AutoSelect = true;
	this.ultraTabControl1.AutoSelectDelay = 500;

	// Enable hot tracking (tabs hightlight as the mouse passes over them)
	this.ultraTabControl1.HotTrack = true;
	this.ultraTabControl1.HotTrackAppearance.ForeColor = Color.FromArgb(255,0,255);

	// Allow all tabs but the first tab to be moved
	this.ultraTabControl1.AllowTabMoving = true;
	this.ultraTabControl1.Tabs[0].AllowMoving = DefaultableBoolean.False;
	
	// Set width constraints (in pixels) on the tabs
	this.ultraTabControl1.MinTabWidth = 35;
	this.ultraTabControl1.MaxTabWidth = 100;

	// Set the NavigationStyle property. This determines what
	// happens when the user navigates betwen tabs via the
	// keyboard (i.e. the arrow keys, page up, page down etc.).
	// This assumes that the TabStop property is true and the
	// control has focus.
	this.ultraTabControl1.NavigationStyle = NavigationStyle.AutoSelect;

	// Specify the image size and also to scale larger
	// images down to that size but leave smaller images
	// unchanged. 
	this.ultraTabControl1.ImageSize = new Size(16,16);
	this.ultraTabControl1.ScaleImages = ScaleImage.OnlyWhenNeeded;

	// Specify that separators should be shown between buttons.
	// This is ignored if the Style property is not set to 
	// StateButtons
	this.ultraTabControl1.ShowButtonSeparators = true;

	// Specify that tooltips will be shown when the cursor
	// is paused over a tab.
		// Note: Tooltips will only be displayed for tab's whose
	// 'ToolTipText' property returns a string of at least 1 
	// character or the Tab's 'Text' is not fully visible
	// due to size constraints.
	this.ultraTabControl1.ShowToolTips = true;

	// Specify the style of the tabs
	this.ultraTabControl1.Style = UltraTabControlStyle.StateButtons;

	// Specify the button style. This is ignored if the Style
	// property is not set to StateButtons
	this.ultraTabControl1.TabButtonStyle = UIElementButtonStyle.PopupBorderless;

	// Specify the layout of the tabs. There are various
	// single-row and multi-row TabLayoutStyle's available
	this.ultraTabControl1.TabLayoutStyle = TabLayoutStyle.SingleRowAutoSize;

	// Specify the orientation of the tabs and the text.
	this.ultraTabControl1.TabOrientation = TabOrientation.RightTop;
	this.ultraTabControl1.TextOrientation = TextOrientation.HorizontalPlus90;

	// Specify the size of the tab page.
	// Note: this will cause the control to be resized
	this.ultraTabControl1.TabPageSize = new Size(300, 100);

	// Specify the default size of each tab.
	// Note: the width is ignored untless the TabLayoutStyle is
	// either SingleRowFixed or MultiRowFixed
	this.ultraTabControl1.TabSize = new Size(70, 20);

	// Specify the amount of padding around the text and image
	// when calcualting the size of the tabs.
	this.ultraTabControl1.TabPadding = new Size(3,3);
		
	// Specify whether mnemonics will be supported. If so and
	// there is an '&' in a tab's text, the following character
	// will be treated as an accelerator (i.e. the tab will
	// be activated when the user presses the 'Alt' key and 
	// that character).
	this.ultraTabControl1.UseMnemonics = DefaultableBoolean.True;

}
参照